Cortelco 2747 user manual

Page 27

(e). When the IP Phone fails in obtaining an IP address from the DHCP server, the LCD screen will display the following message :

DHCPFail (number)

Date Time

This means that the IP phone is configured to use DHCP to get an IP address, but the DHCP procedure failed (cannot find a DHCP server or the DHCP server rejected the IP assignment). The IP phone can not make any calls and the on-hook / off-hook functions will not work, you can not hear any sound on the handset or the speaker. Only the menu selections will work.

The IP phone will continuously try to get the IP address from the DHCP server, so, if the DHCP server is responding, the DHCPFail () display will change to Hi() display to notify that the IP phone is working OK.

(f). When the IP Phone is set to use the PPPoE method for network connection, but has some problem in finding the PPPoE server (ADSL modem), the LCD screen will display the following message :

PPPoE FindFail(number)

Date Time

This means that the IP phone is configured to use PPPoE to get an IP address, but the PPPoE procedure failed (can not find a PPPoE server or the network connection has a problem). The IP phone can not make any calls, but the menu selection and the on-hook / off-hook function will work OK.

(g). When the IP Phone is set to use the PPPoE method for network connection, but has some problem in the PPPoE account, the LCD screen will display the following message:

PPPoE AuthFail (numer)

Date Time

This means that the IP phone is configured to use PPPoE to get an IP address, but the PPPoE server refuses the connection because the

26

Page 26 Page 28
Image 27
Page 26 Page 28
Contents Voip IP Phone Configuration from Keypads Configuration on WEB Phone Book and Speed Dial Overview Introduction Key FeaturesPage Page Hardware Spec Hardware SpecificationKey parts of the Voip 2747 series IP Phone Rear Panel of the IP Phone Rear and Back side Panel of the VoipUP Key Keypad DefinitionLight LCD DisplayNET Down KeyVOL+ +OUT VOLTransfer See Section Redial / Dial CancelMenu / OK TXT ←→ NUMPhone Book Speed Dial M1 M10LCD Menu List ¾ SIP Page Page Installation Environment Configuration from Keypads Network ConfigurationDynamic IP Method Dhcp Static IP Method PPPoE MethodRegistration to a gatekeeper H.323 version Registration to GK / Proxy ServerRegistration to a proxy server SIP version Page Registration / Startup message Page Page Immediate Forward Call Forward ConfigurationsNo Answer Forward Configurations under View itemView current network settings Busy ForwardDisplay current software version Packet Trace for signal monitoringAdvanced Configuration Restartƒ Username root ƒ Password Web ConfigurationMAC Address Network Configuration on webBasic OthersTime Zone H.323 Configuration on webForward Mode 1 H.323 ParametersMax Media Port SIP Configuration on webAdvanced Min Media PortReg Expire SIP ParametersReg From Reg ToVoice Phone Configuration on webRing Volume PrefixRing Type Handset VolumeHandfree Volume CodecTxGainBG Noise Level System ConfigurationCall Functions Making Calls Receiving CallsCheck call history incoming / outgoing / missed calls Ringing Transfer RedialCall Forward Call TransferEdit Call HoldPhone Book and Speed Dial 1.1 AddAttachment H.323 Interoperability List Speed Dial View SettingsSpeed Dial Change Settings Speed DialGateway GateKeeperTrunking Gateway SoftSwitchSIP Interoperability List Proxy ServerLimited Warranty
Top Page Image Contents